What is sustainable living and how can you use energy sustainably? To help us get into this I decided to ask my ten year old step son the same question as the title of this – what is sustainable living and how can you use energy sustainably? His immediate answer was, ‘I don’t actually know.’ I thought about this and actually considered how many people do indeed have a good understanding of what sustainable living is and how to use energy sustainably. Most people’s perception of living sustainably probably harks back to the old hippies of the...